ref: ebf42cf7825caade32ed8bac67de986821c2e2cb
dir: /examples/subtraction.orca/
................................................. .#.SUBTRACTION.#................................. ................................................. .14X9.#.A.#...................................... .21X4.#.B.#...................................... ................................................. ...A14........................................... ...50O#0zyxwvutsrqponmlkjihgfedcba987654321#..... ...A9w........................................... .rV5............................................. ............Vr................................... .#.RESULT.#.5.................................... ................................................. ................................................. ................................................. ................................................. .................................................